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Example showing increased antibody levels in samples from the same donor before and after Astra-Zeneca vaccination (AZ). A and B: Screening for anti-HLA class I. Cut-off on Y-axis set to NBG-ratio 9.9 (red line). Colored circles indicate the specificities of interest. C and D: Single antigen anti-HLA specificity analysis from same run. MFI reported on Y-axis.
